Land Resource Inventory of TyagaturSub-watershed for Watershed Planning and Development GubbiTaluk, Tumkur District, Karnataka (AESR 8.2)
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Title |
Land Resource Inventory of TyagaturSub-watershed for Watershed Planning and Development GubbiTaluk, Tumkur District, Karnataka (AESR 8.2)
Not Available |
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Creator |
RajendraHegde,K.V.Niranjana,S.Srinivas,K.M.Nair,B.A.Dhanorkar,R.S.ReddyandS.K.Singh
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Subject |
Details of Hydrology, Rainfall and evaporation characteristics, Budyko curve, Water budget Rain water harvesting – Sujala-III Project
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Description |
Not Available
Theaverageannualrainfallof789mmintheTyagatursub-watershedasrecordedfromtheHagalvadistationdata. 58%,27%and16%oftheannualrainfalloccursduringkharif,rabiandsummerseasonsrespectivelyandexhibitedahighertemporalvariability. Theevapotranspirationestimationtooldevelopedindicatesthatthewatershedwaterbalanceisindeficit.Thecropping&irrigationchoicesarenotappropriateandneedtobealteredtoshiftthedeficitwaterbalance. Theestimatedrunoffavailabletouseis42mmforanaverageannualrainfallof727mm(2009-2017).Theutilizablegroundwateris38mm(70%of55mmrechargeestimated).Thismeansthetotalavailablewaterresourcecombiningthesoilmoisturestoreforkharif&rabi(240mm)andutilizablerunoffplusrechargeis320(=240+42+38) Theaverageactualevapotranspirationestimatedinthewatershedbasedonthecurrentlanduseandirrigationpracticesforthekharifandrabiseasonsis607mm.Hencetheamountofwateruseforkharifandrabiseasonsmaybeestimatedas759mm(i.e.125%ofAET).Thisdemandforthetwoseasonsishigherby439mm,i.e.(759-320).TheAETinJune-Septmonthsismorethantherainfall.Hence,thereisslightlylessopportunitytoharvesttheexcesswaterthroughwatershedmanagementpracticesforutilizingduringrabiseason. ThetotalnumberofwellspresentinTyagaturSub-watershedasperLRIdatais132(122-Borewellsand10-Openwells).ThegroundwaterlevelshownaboveisfromthedataobtainedfromDept.ofMines&GeologyfortheneareststationSangenahalli. Watershed Development Department, Government of Karnataka (World Bank Funded) Sujala –III Project. |
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Date |
2021-07-24T08:40:15Z
2021-07-24T08:40:15Z 2019-12-31 |
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Type |
Project Report
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Identifier |
RajendraHegde,K.V.Niranjana,S.Srinivas,K.M.Nair,B.A.Dhanorkar,R.S.ReddyandS.K.Singh(2017).“LandResourceInventoryofTyagaturSub-watershedforWatershedPlanningandDevelopment,GubbiTaluk,TumkurDistrict,Karnataka”,SujalaSWS-LRIAtlasNo.81,ICAR–NBSS&LUP,RC,Bangalore.p.49.
Not Available http://krishi.icar.gov.in/jspui/handle/123456789/49806 |
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Language |
English
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Relation |
Not Available;
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Publisher |
ICAR::National Bureau of Soil Survey and Land Use Planning, Regional Centre, Bengaluru & Watershed Development Department, Govt. of Karnataka (Sujala-III Project)
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